130620800

素因数分解:

$2^7\times 5^2\times {\mathrm{40819}}^1$

素因数の和:40843

約数の個数: 48

約数和(自身を含む): 322682100

約数和(自身を除く): 192061300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 40819, 81638, 163276, 204095, 326552, 408190, 653104, 816380, 1020475, 1306208, 1632760, 2040950, 2612416, 3265520, 4081900, 5224832, 6531040, 8163800, 13062080, 16327600, 26124160, 32655200, 65310400, 130620800]

約数ペア:

[(1, 130620800), (2, 65310400), (4, 32655200), (5, 26124160), (8, 16327600), (10, 13062080), (16, 8163800), (20, 6531040), (25, 5224832), (32, 4081900), (40, 3265520), (50, 2612416), (64, 2040950), (80, 1632760), (100, 1306208), (128, 1020475), (160, 816380), (200, 653104), (320, 408190), (400, 326552), (640, 204095), (800, 163276), (1600, 81638), (3200, 40819)]